CN103826720A - Multiple whirl spray nozzle - Google Patents
Multiple whirl spray nozzle Download PDFInfo
- Publication number
- CN103826720A CN103826720A CN201180073241.3A CN201180073241A CN103826720A CN 103826720 A CN103826720 A CN 103826720A CN 201180073241 A CN201180073241 A CN 201180073241A CN 103826720 A CN103826720 A CN 103826720A
- Authority
- CN
- China
- Prior art keywords
- blade
- spray
- passage
- spray nozzle
- discharge orifice
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/14—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
- B01D53/185—Liquid distributors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/02—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/02—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape
- B05B1/06—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape in annular, tubular or hollow conical form
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/34—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to influence the nature of flow of the liquid or other fluent material, e.g. to produce swirl
- B05B1/3405—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to influence the nature of flow of the liquid or other fluent material, e.g. to produce swirl to produce swirl
- B05B1/341—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to influence the nature of flow of the liquid or other fluent material, e.g. to produce swirl to produce swirl before discharging the liquid or other fluent material, e.g. in a swirl chamber upstream the spray outlet
- B05B1/3415—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to influence the nature of flow of the liquid or other fluent material, e.g. to produce swirl to produce swirl before discharging the liquid or other fluent material, e.g. in a swirl chamber upstream the spray outlet with swirl imparting inserts upstream of the swirl chamber
Abstract
A spray nozzle assembly having a nozzle body with a central inlet passage and a pair of angled passages each communicating at an acute angle with the central passage. A vane is disposed within each angled passage with a whirl chamber being defined between the vane and a discharge orifice of the angled passage. Each vane is selectively designed for imparting vortical movement to a liquid flow stream passing through the vane and into the whirl chamber such that liquid discharged from the discharge orifice is in a predetermined conical spray pattern according to the individual vane design. The nozzle body may have two or more angled passages, each having a respective individually designed whirl imparting vane.
Description
Technical field
Present invention relates in general to spray nozzle assembly, and relate more specifically to be suitable for more effectively guide for flue gas scrubbing, cooling and other industrial treatment the spray nozzle assembly of multiple spray cone patterns.
Background technology
For example, in gas scrubbing, be well known that multiple spray nozzles are installed on public liquid supply bar, described spray nozzle guiding for example, for removing the spray cone pattern of pollutant (sulfur dioxide) from the flue gas of discharging.Must be mounted and remain on the nozzle quantity on liquid supply bar, the known double-cyclone spray nozzle that applies dual cyclone spray pattern in order to maximize spraying ability and simultaneous minimization.Be well known that, liquid is directed in so two spray nozzles from public entrance, wherein liquid side by side tangentially enters in the corresponding spin chamber of spray nozzle to apply eddy flow.The problem of this spray nozzle is, the vortex of rotary fluid spray body may cause the effect of creeping on nozzle body, and this can reduce the wear-out life of nozzle.For efficient operation, also need to control closely spray droplet size and spread of spray.In the past, such spray nozzle was suitable for making processing that to have aspect the meticulous spray particles of optimum efficiency and spray pattern be poor efficiency sometimes in generation.Such nozzle also needs to be arranged on squarely on liquid supply tube or bar conventionally, and this has increased the final torque on nozzle and the needs to more durable supply tubing.Such nozzle also can be difficult to the risk of manufacturing and being stopped up.
Summary of the invention
Target of the present invention is to provide a kind of many swirl-sprays nozzle assembly, and it is suitable for discharging spray cone emission, for more effectively and efficiently for removing pollutant from the flue gas of discharging and processing application for other.
Another target is to provide the many swirl-sprays nozzle assembly as above characterizing, and its effect of creeping into that is not too easy to during use stand because eddy flow liquid causes is worn and torn.
Another target is to provide the spray nozzle assembly of mentioned kind, and it has the guiding of being easily applicable to for the full cone of concrete spray applications or the design of hollow-cone spray discharge.Related objective is to provide such nozzle assembly, and its eddy flow with selective design applies blade for producing different spray cone pattern and liquid distribution from multiple discharge orifice of nozzle assembly.
Another target is to provide such spray nozzle assembly, and it is suitable for producing more wide spray pattern, effectively to process application for gas scrubbing more efficiently and other.
Another target is to provide such spray nozzle assembly, and it has liquid flow path, and described liquid flow path is aligned to the torque on the liquid supply tube material for reducing nozzle assembly.
Another target is the spray nozzle assembly of the above-mentioned type, and it is not easy to blocked.
Another target is to provide the spray nozzle assembly of mentioned kind again, and it is relatively simple and be suitable for manufacturing economically in design.
During in the following specific descriptions of reading and with reference to accompanying drawing, will be apparent to other targets of the present invention and advantage, in the accompanying drawings.
Accompanying drawing explanation
Fig. 1 be installed on liquid supply bar according to the side view of many swirl-sprays nozzle assembly of the present invention;
Fig. 2 is the side view of the spray nozzle assembly shown in Fig. 1;
Fig. 3 is the vortex point figure along spray nozzle assembly shown in the planar interception of the line 3-3 in Fig. 2;
Fig. 4 be in the plane of axial flow channel, intercept shown in the amplification partial section of one of blade insert of spray nozzle assembly;
Fig. 5 is the view in transverse section along the planar interception of the line 5-5 in Fig. 4;
Fig. 6 be shown in the amplification stereogram of one of blade of spray nozzle assembly;
Fig. 7 is the end-view that is suitable for the modified embodiment of the blade insert that produces full cone spray pattern;
Fig. 8 is the end-view for generation of the substituting modified embodiment of the blade insert of full cone spray pattern;
Fig. 9 is the end-view that is suitable for the substituting modified embodiment of the blade insert that produces hollow-cone spray pattern;
Figure 10 is according to the perspective view of the alternate embodiment of spray nozzle assembly of the present invention;
Figure 11 is the side view of the spray nozzle assembly shown in Figure 10;
Figure 12 is the vertical section figure of the spray nozzle assembly shown in Figure 11;
Figure 13 is according to the perspective view of another alternate embodiment of spray nozzle assembly of the present invention;
Figure 14 is the side view of the spray nozzle assembly shown in Figure 13; And
Figure 15 is the vertical section figure of the spray nozzle assembly shown in Figure 14.
Although the present invention easily has various improvement and alternative constructions, have been illustrated in the accompanying drawings and will describe hereinafter some illustrative examples of the present invention in detail.But it should be understood that and do not attempt the present invention to be limited to particular forms disclosed, but contrary, object is to contain all improvement, alternative constructions and the equivalent that fall in the spirit and scope of the present invention.
The specific embodiment
, more specifically with reference to accompanying drawing, show according to schematic spray nozzle assembly 10 of the present invention now, it is installed in the mode hanging from liquid supply bar 11, for guiding multiple spray cone discharge patterns.Will be appreciated that liquid supply bar 11 can be fed to the multiple such nozzle assembly 10 hanging from described bar by slurry or other liquid from fluid supply, for being directed in the discharge flue gas of gas scrubbing system or processing application for other.
Shown in nozzle assembly 10 comprise nozzle body 15, described nozzle body has entrance or upstream main part 16 and a pair of downstream hollow body part 19 outwards expanding, wherein this entrance or upstream main part 16 have the central liquid path 18 being communicated with liquid supply bar 11, and each described downstream hollow body part 19 all limits the corresponding outside angled passage 20 being communicated with corresponding discharge orifice 21.In this case, discharge orifice 21 is limited by cylindrical channel section, and the taper that this channel section has inside convergence enters section 21
awith the outside radial pattern terminal block 21 for guiding spray cone discharge
b.In this case, hollow body part 19 has cylindrical configuration, and wherein respective flow axis 24 is relative to each other orientated and is configured to the flow axes 25 of central fluid channel 18 in public plane with acute angle Φ.As shown in Figure 1, upstream main part 16 has inside angled sidewall 26, and it enters in the outer cylindrical sidewall of cylindrical-shaped main body part 19.In this case, as shown in Figure 3, cylindrical-shaped main body part 19 has respective inside wall, and described madial wall limits upstream V-arrangement partition wall portions 28, being diverted in corresponding cylindrical body portion subchannel 20 from the liquid flow stream of central flows passage 18.
According to an aspect of the present invention, each angled passage has the blade insert of corresponding selective design, for applying swirling motion to the liquid that flows through angled passage, to guide from discharge orifice to have for the spray cone pattern of the predetermined flow characteristic of concrete spray applications.In the embodiment shown, each angled flow channel 20 all has respective vanes insert 30, and it is nestedly housed within flow channel 20.In this case, each blade insert 30 is all configured to and counterbore 31(Fig. 4 in corresponding cylindrical-shaped main body part 15) engage in arrangement formula, to be limited to the cylindrical shape spin chamber, downstream 32 between blade insert 30 and discharge orifice 21.In the embodiment shown, each blade insert 30 all limits a pair of spirality channel 31
a, 31
bfor applying swirling motion to this liquid in the time that liquid is conducted through blade insert 30.In this case, a blade 30 is designed to apply swirling motion along a vortex direction to liquid, and another blade 30 is designed to along contrary vortex direction apply swirling motion, so that attempts to cancel each other out and the flue gas of discharge is flowed and there is no harmful effect from the eddy flow action of the discharge spray pattern of angled passage.
Blade insert 30 shown in each all has one-piece cast component structure, and it comprises four blade sections 32
a, 32
b with 34
a, 34
b, each sections is all arranged in the corresponding quadrant of angled passage 20. Sections 32
a, 32
bbe arranged in the diametrically opposite quadrant adjacent with the upstream extremity of blade insert 30, and sections 34
a, 34
bbe arranged in the diametrically opposite quadrant adjacent with the downstream of blade insert.In addition sections 32,
a, 34
abe arranged in a longitudinal side of diameter of passage 20, and sections 32
b, 34
bbe arranged in the longitudinal side of relative diameter of passage 20.In other words, sections 32
a, 34
a with sections 32
b, 34
bbe through the diametral plane 33 of longitudinal blade axis separately.
The upstream sections 32 of each blade insert 30
a, 32
bbe formed in and on its upstream side, there is respectively substantially flat inclined surface 37
a, 37
b with 36
a, 36
b, the cylindrical channel 20 of itself and nozzle body 20 comes together to be limited to respective flow passage 31
a, 31
bentrance.The inclined surface 36 tilting along downstream direction
a, 36
bto enter fluid and be directed in a generally axial direction blade path 31
a, 31
bin.
Each inclined surface 36
a, 36
bextend at sections 34
a, 34
bupstream side on the corresponding recessed radiating surface 44 that forms
a, 44
b, the female radiating surface is configured to again relative to each other at diametrically opposite.For being applied to, tangential motion is conducted through blades flows passage 31
a, 31
bmobile stream, recessed surface 44
a, 44
bthere is part cylindrical configuration and its axis of bending perpendicular to axis of runner blade and be parallel to corresponding upstream oblique surface 36
a, 36
bplane.Recessed surface 44
a, 44
bpreferably there is the radius of the half that is approximately blade diameter.
In order to maximize solid freely by blade path 31
a, 31
b, limit inclined surface 36
a, 36
b sections 32
a, 32
bdownstream or downside be formed and there is recessed radiating surface 45
a, 45
b.Recessed surface 45
a, 45
bbe part cylindrical in form again and preferably have and recessed surface 44
a, 44
bidentical radius and its axis of bending are parallel to recessed surface 44
a, 44
baxis of bending.In the embodiment shown, limit recessed surface 44
a, 44
b sections 34
a, 34
bdownside surface be formed and there is smooth inclined surface 51
a, 51
b, it is similar to sections 32
a, 32
b inclined surface 36
a, 36
bfront end but on the contrary tilt.As skilled in the art will be aware of, the design of blade 30 can freely be passed through the relatively large solid that makes to be present in slurry or other liquid flow stream that is supplied to nozzle assembly.
According to an embodiment of the present, spray nozzle assembly 10 is suitable for being manufactured economically for selective spray applications.Nozzle body 15 and blade insert 30 all can be by blank carborundum with suitably adhesive be by molded separately, and blade insert 30 is assembled in nozzle body 15 with blank state afterwards.Once assembling, can come unsticking and sintering nozzle assembly by techniques well known, for removing adhesive and blade insert closely and being airtightly bonded in nozzle body passage 20.
According to the present invention, blade insert 30 further makes itself to be easy to carry out design improvement for concrete spray applications.In the embodiment shown in Fig. 4-6, sections 32
a, 34
a with 34
a, 34
bhave transverse edge, it is limited to the straight line in the blade diameter plane 33 that extends through blade center.Have been found that such designs of nozzles generation racks up full cone spray pattern, wherein finely particulate spreads all over described taper pattern distribution.In order to increase the Particle Distribution in taper pattern, sections 32
a, 34
a with 32
b, 34
bradial edges can be from the recessed little angle of described straight line, as shown in Figure 7, so that at sections 32
a, 34
a with 32
b, 34
bbetween limit gap 60.In a preferred embodiment, as shown in Figure 7, downstream sections 34
a, 34
bin one or two be formed have angled recessed to limit gap 60.In this case, blade 30 will guide full cone spray pattern in the mode that spreads all over the fine-grained more dense distribution of described pattern tool.Alternatively, can in the core of downstream blade sections, can provide rectangular slits or opening 61 for limiting gap, as shown in Figure 8.This otch preferably should be constrained to and aspect length and width, be not more than 1/4 of blade diameter.On the other hand, by by blade sections 34
a, 34
bcircumferential width extend into partly overlapping relation each other, as shown in Figure 9, unexpectedly, blade insert 30 can produce basic hollow spraying spray cone pattern, is not wherein almost with or without liquid particle in the inside of hollow taper and distributes.Therefore, can find out, can easily change and manufacture for concrete spray applications the design of blade.Certainly, a blade can be designed to produce full cone spraying discharge, and after very little modification, another blade just can be designed to produce hollow-cone spray pattern.
Although in the embodiment of Fig. 1-4, spray nozzle has the spraying discharge of two guiding on the contrary, but alternately, spray nozzle can have more described liquid guiding hollow body parts 15, for example, as shown in Figure 10-12, wherein nozzle 10 comprises three fluid discharge hollow body parts 15 that are communicated with common center passage 18, and as shown in Figure 13-15, wherein spray nozzle has four fluid discharge hollow body parts 15 that are communicated with centre gangway 18.In every kind of embodiment, the angled passage that limited by hollow body part 15 20 extends with the axis of centre gangway 18 with acutangulating, and comprises as above for concrete spray applications and the eddy flow of selective design applies blade 30.
Claims (19)
1. a spray nozzle assembly, comprising:
Nozzle body, described nozzle body has central access road and a pair of angled passage for being connected to fluid supply, and each angled passage is all communicated with at a certain angle with described centre gangway, and each described angled passage is communicated with corresponding discharge orifice,
Be arranged on the blade in each described angled passage, each described angled passage is limited to the spin chamber between described blade and described discharge orifice, and
Described blade is optionally designed to applies vorticla motion to the liquid flow stream that flows through described blade and enter in described spin chamber, to make liquid to discharge from described discharge orifice according to the predetermined taper spray pattern of individual blade design.
2. spray nozzle assembly according to claim 1, wherein, each described angled passage has the flow axes of arranging with acute angle with respect to the flow axes of centre gangway.
3. spray nozzle assembly according to claim 1, wherein, described centre gangway and angled passage all have the flow axes being arranged in common plane.
4. spray nozzle assembly according to claim 1, wherein, described blade is all by the blade insert of particular design, in a first passage being installed in described angled passage in described blade insert, for to flowing through described blade and applying predetermined vorticla motion from the liquid of the described discharge orifice being communicated with described first passage, the second blade in described blade is installed in the second channel in described angled passage, for the spray cone pattern that applies vorticla motion to the liquid that flows through described blade and discharge from the described discharge orifice being communicated with described second channel, and the described spray cone pattern discharging from the described discharge orifice being communicated with described first passage is different from the spray cone pattern of the described discharge orifice discharge from being communicated with described second channel.
5. spray nozzle assembly according to claim 3, wherein, described the first blade produces liquid along the vorticla motion of a direction of rotation, and described the second blade produce transmit liquid along with the vorticla motion of the direction of the opposite direction of described the first blade.
6. spray nozzle assembly according to claim 4, wherein, described the first blade produces vorticla motion and the full cone spraying discharge of liquid, and described the second blade produces vorticla motion and the hollow-cone spray discharge of liquid.
7. spray nozzle assembly according to claim 1, wherein, each blade limits a pair of spiral flow channel.
8. spray nozzle assembly according to claim 7, wherein, described blade includes a pair of sections in the different quadrants that are arranged on respective channel, the described sections of each blade limits upstream and enters the recessed surface of inclined surface and downstream, is directed on the female surface that tangentially guides described liquid flow stream by described inclined surface with the liquid flow stream that makes to flow through described blade along axial direction downstream.
9. spray nozzle assembly according to claim 7, wherein, described blade includes four sections that are arranged in the corresponding quadrant that supplies the described angled passage that described blade is installed, two two of all limiting in upstream oblique surface and described sections in described sections all limit recessed surface, each recessed surface is all arranged in the downstream of a corresponding inclined surface of described inclined surface, be directed on the female surface that tangentially guides described liquid flow stream along axial direction downstream by described inclined surface with the liquid flow stream that makes to flow through described blade.
10. spray nozzle assembly according to claim 10, wherein, described inclined surface is smooth.
11. spray nozzle assemblies according to claim 9, wherein, each blade is included in a pair of sections in a diameter side of described blade and a pair of sections in the relative diameter side of described blade, and each sections all has the alignment edge in the diametral plane of described sections at center that extends through described blade.
12. spray nozzle assemblies according to claim 11, wherein, sections has the edge in the gap in the diametral plane that is limited to the center that extends through described blade in pairs, for producing full cone spraying discharge pattern.
13. spray nozzle assemblies according to claim 11, wherein, described paired sections extends with the relation that overlaps each other, for producing the hollow-cone spray pattern of the liquid that is conducted through described blade.
14. 1 kinds of spray nozzle assemblies, comprising:
Nozzle body, described nozzle body has central access road and a pair of angled passage for being connected to fluid supply, each described angled passage is all communicated with at a certain angle with described centre gangway, and each described angled passage is communicated with corresponding discharge orifice
Be arranged on the blade in each described angled passage, each described angled passage is limited to the spin chamber between described blade and described discharge orifice,
Described blade all limits a pair of spiral flow channel and is optionally designed to and applies vorticla motion to the liquid flow stream that flows through described blade and enter in described spin chamber, to make liquid to discharge from described discharge orifice according to the predetermined taper spray pattern of individual blade design, and
Described centre gangway and angled passage have the axis being arranged in common plane.
15. spray nozzle assemblies according to claim 14, wherein, described blade is all by the blade insert of particular design, in a first passage being installed in described angled passage in described blade insert, for to flowing through described blade and applying predetermined vorticla motion from the liquid of the described discharge orifice being communicated with described first passage, the second blade in described blade is installed in the second channel in described angled passage, for the spray cone pattern that applies vorticla motion to the liquid that flows through described blade and discharge from the described discharge orifice being communicated with described second channel, and the described spray cone pattern discharging from the described discharge orifice being communicated with described first passage is different from the spray cone pattern of the described discharge orifice discharge from being communicated with described second channel.
16. spray nozzle assemblies according to claim 14, wherein, the hollow-cone spray pattern of the described discharge orifice of the described angled passage that described blade is set is confessed in a generation in described blade, and another blade produces the full cone spray pattern of the described discharge orifice of confessing the described angled passage that described blade is installed.
17. 1 kinds of spray nozzle assemblies, comprising:
Nozzle body, described nozzle body has central access road and at least three the angled passages for being connected to fluid supply, each described angled passage is all communicated with at a certain angle with described centre gangway, and each described angled passage is communicated with corresponding discharge orifice
Be arranged on the blade in each described angled passage, each described angled passage is limited to the spin chamber between described blade and described discharge orifice, and
Described blade is optionally designed to applies vorticla motion to the liquid flow stream that flows through described blade and enter in described spin chamber, to make liquid to discharge from described discharge orifice according to the predetermined taper spray pattern of individual blade design.
18. spray nozzle assemblies according to claim 17, wherein, each described angled passage has the flow axes of arranging with acute angle with respect to the flow axes of described centre gangway.
19. spray nozzle assemblies according to claim 17, wherein, each described blade all limits a pair of spiral flow channel.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US2011/048605 WO2013028165A2 (en) | 2011-08-22 | 2011-08-22 | Multiple whirl spray nozzle |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| CN103826720A true CN103826720A (en) | 2014-05-28 |
| CN103826720B CN103826720B (en) | 2016-08-17 |
| CN103826720B8 CN103826720B8 (en) | 2016-10-26 |
Family
ID=47747018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180073241.3A Active CN103826720B8 (en) | 2011-08-22 | 2011-08-22 | Many swirl-sprays nozzle |
Country Status (3)
| Country | Link |
|---|---|
| KR (1) | KR101881188B1 (en) |
| CN (1) | CN103826720B8 (en) |
| WO (1) | WO2013028165A2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110975519A (en) * | 2019-12-13 | 2020-04-10 | 陈丽娜 | Air purification filter equipment is used in department of respiration infectious disease ward |
| CN114604410A (en) * | 2022-03-30 | 2022-06-10 | 广州文冲船厂有限责任公司 | Sulfur removal system drainage guiding device and boats and ships |
| CN115151330A (en) * | 2020-02-24 | 2022-10-04 | 澳汰尔(英国)有限公司 | Pulse jet for filter cleaning system |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102015207741A1 (en) | 2015-04-28 | 2016-11-03 | Lechler Gmbh | spray nozzle |
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| CN1232417A (en) * | 1996-10-03 | 1999-10-20 | 维苏威坩埚公司 | Casting nozzle with diamond internal geometry and multi-part casting nozzle with varying effective discharge angles and method for flowing liquid metal through same |
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| US5143298A (en) * | 1990-10-31 | 1992-09-01 | Man Roland Druckmaschinen Ag | Spray nozzle assembly with swivel mounted hollow cone spray tip |
| US7490624B2 (en) * | 2004-03-31 | 2009-02-17 | Continental Automotive Canada, Inc. | Passive pressure activation valve |
-
2011
- 2011-08-22 KR KR1020147007247A patent/KR101881188B1/en active IP Right Grant
- 2011-08-22 WO PCT/US2011/048605 patent/WO2013028165A2/en active Application Filing
- 2011-08-22 CN CN201180073241.3A patent/CN103826720B8/en active Active
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|---|---|---|---|---|
| US3727842A (en) * | 1971-06-24 | 1973-04-17 | Toro Mfg Corp | Agricultural sprinkler head |
| US6464154B1 (en) * | 1994-04-25 | 2002-10-15 | Versuvius Crucible Company | Casting nozzle with diamond-back internal geometry and multi-part casting nozzle with varying effective discharge angles and method for flowing liquid metal through same |
| CN1232417A (en) * | 1996-10-03 | 1999-10-20 | 维苏威坩埚公司 | Casting nozzle with diamond internal geometry and multi-part casting nozzle with varying effective discharge angles and method for flowing liquid metal through same |
| US6076744A (en) * | 1998-12-23 | 2000-06-20 | Spraying Systems Co. | Full cone spray nozzle |
| US7222802B2 (en) * | 2003-05-23 | 2007-05-29 | Meadwestvaco Corporation | Dual sprayer with external mixing chamber |
| CN2761283Y (en) * | 2004-12-08 | 2006-03-01 | 李冠军 | Double-nozzle of spray |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110975519A (en) * | 2019-12-13 | 2020-04-10 | 陈丽娜 | Air purification filter equipment is used in department of respiration infectious disease ward |
| CN115151330A (en) * | 2020-02-24 | 2022-10-04 | 澳汰尔(英国)有限公司 | Pulse jet for filter cleaning system |
| CN115151330B (en) * | 2020-02-24 | 2024-03-12 | 澳汰尔(英国)有限公司 | Pulsed nozzle for filter cleaning system |
| CN114604410A (en) * | 2022-03-30 | 2022-06-10 | 广州文冲船厂有限责任公司 | Sulfur removal system drainage guiding device and boats and ships |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2013028165A3 (en) | 2014-03-20 |
| CN103826720B8 (en) | 2016-10-26 |
| KR20140056347A (en) | 2014-05-09 |
| CN103826720B (en) | 2016-08-17 |
| WO2013028165A2 (en) | 2013-02-28 |
| KR101881188B1 (en) | 2018-07-23 |
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